phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd781c967d2dfb7fc90e7a8abd0d297b4' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('d781c967d2dfb7fc90e7a8abd0d297b4', -1, 1714177991, 1714177991, '12bc1438', -10, 0, 0)

Line : 187
File : sessions.php